Cosmo vs Ao

Baby Name Comparison — 2026

Cosmo

Boy #1,691 Most Popular 2 Syllables

"order, universe"

Origin: Greek

Italian Greek English American

✓ All Clear

Boy #14,516 Most Popular 2 Syllables

"blue, blue-green"

Origin: Japanese

Japanese Chinese Maori

✓ All Clear

Cosmo Rank #1,691

Ao Rank #14,516

Cosmo is more popular, ranked #1691 vs #14516 for Ao.

Is Cosmo or Ao more popular?

Cosmo is more popular, ranked #1691 compared to Ao at #14516 in the United States.

What do Cosmo and Ao mean?

Cosmo means "order, universe" (Greek origin). Ao means "blue, blue-green" (Japanese origin).

Are Cosmo and Ao boy or girl names?

Cosmo is primarily a boy name. Ao is primarily a boy name.